Perhaps you should try some spelling variations:
tranh luat » trinh luat, tranh luan, trinh luan
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu manh » hieu nganh, hien hanh, hieu van
luat canh » luat doanh, luat kinh, luc canh
canh cung » manh cuong, canh duong, canh huong
cung dan » cong dan, dung dan, tung dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((hieu manh) OR (chieu xanh))) or (dieu hanh)) - canh tranh luat canh cung dan than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hieu manh) OR (chieu xanh))) OR (dieu hanh)) - canh tranh luat canh cung dan than tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((hieu manh) OR (chieu xanh))) or (dieu hanh)) - canh tranh luat canh cung dan than tap".
• Adding a wildcard symbol may retrieve word variants: hoc ((((hieu manh) OR (chieu xanh))) or (dieu hanh)) - canh tranh luat canh cung dan than tap*.